Refactor Likert-scale dimensions into a shared dimension

[jazzido]

All of these use the same members. Extract a shared dimension and apply <DimensionUsage>

• [ ] affected_by_acoustic_contamination
• [ ] affected_by_river_or_lake_contamination
• [ ] affected_by_public_water_source_contamination
• [ ] affected_by_graffitis_or_advertising
• [ ] affected_by_accumulation_of_trash_public_areas
• [ ] affected_by_animal_or_insect_plague